Unit: Energy, Power & Resistance
Lesson: 1
It is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
Energy transfers within a circuit
Definitions of e.m.f. and p.d.
Equations for p.d.
Base units of the volt
Lots of problems to solve
There are detailed teacher notes in the ‘Notes’ section of each slide, including answers where required.
Unit: Newton’s Laws of Motion
Lesson: 1
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
Definition of linear momentum
Units of momentum and its vector nature
Estimating quantities (mass and velocity)
Calculating linear momentum
Introduction to the idea of momentum transfer
There are detailed teacher notes in the ‘Notes’ section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Energy & Power
Lesson: 1
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) The definition of work done
2) Determining scalar/vector natures from equations
3) Joule as the unit of work
4) Definition of the joule
5) Example problems
6) Mathematical extension involving integration (beyond A level Physics)
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Energy, Power & Resistance
Lesson: 9
It is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
Definition of power
Equations for electrical power, including derivations
Practical to determine the power of a lamp
Cost of electricity
Definition of the kilowatt-hour
Lots of problems to solve
There are detailed teacher notes in the ‘Notes’ section of each slide, including answers where required.
Unit: Electrical Energy, Power & Resistance
Number of lessons: 6
This bundle includes all six lessons in my unit Electrical Energy, Power & Resistance. It is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lessons cover the following points:
Energy transfers within a circuit
Definitions of e.m.f. and p.d.
Equations for p.d.
Base units of the volt
Definition of electrical resistance
Base units of the ohm
Practical to determine resistance of a coil
Ohm’s law
Determining resistance from an I-V graph
I-V characteristics of resistors, lamps, diodes and thermistors
Demonstration of how resistance changes with temperature
Explanation of the I-V curve for filament lamps
Practical to investigate NTC thermistors
Uses of LDRs
Practical to investigate LDRs
Explanation of resistance curve for LDRs
Practical to look at factors that affect resistance
Derivation of equation for resistivity
Practical to determine resistivity
Comparing resistivities of metals, semiconductors and insulators
How resistivity changes with temperature
Graphical analysis to determine resistance
Definitions and equations for power
Exam-style questions
Loads of questions and problems
There are detailed teacher notes in the ‘Notes’ section of each slide, including answers where required.
My first unit of electricity lessons (Electricity, Charge & Current) is available free of charge for you to see the style I employ.
Unit: Dynamics & Statics
Lesson: 5
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Drawing free-body diagrams to represent external forces
2) Definition of equilibrium (in terms of Newton's first law)
3) The first condition for equilibrium (zero net force)
4) Triangle of forces (closed vector triangle) for coplanar forces
5) Importance of resolving forces
6) Experimental verification of the triangle of forces
7) Sample problems
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Kinematics
Lesson: 8
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Independence of vertical an horizontal motion of a projectile
2) Two-dimensional motion of a projectile
3) Problem-solving steps with examples
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Dynamics & Statics
Lesson: 7
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
Definition of centre of mass (CoM)
Definition of centre of gravity (CoG)
Difference between CoM and CoG
Examples of when CoM and CoG do not coincide
Finding the CoM for a symmetrical object
Experimental determination CoM for a thin uniform sheet
Problems
There are detailed teacher notes in the ‘Notes’ section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Dynamics & Statics
Lesson: 3
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
A suggestion for lesson 4 following this would be PAG 1.2: Terminal velocity.
The lesson covers the following points:
1) Drag as a frictional force
2) Factors that affect drag
3) Practice with determining units of physical quantities
4) Motion of falling objects that experience drag
5) Terminal velocity
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Kinematics
Lesson: 2
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Displacement-time graphs
2) The convention of positive/negative for vectors
3) Conventions for labelling tables and graphs
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Dynamics & Statics
Lesson: 12
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Experimental determination of density of an irregular shape
2) Free-body diagrams of submerged objects
3) Archimedes' principle and upthrust
4) Experimental investigation of Archimedes' principle
5) Problems involving Archimedes' principle
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Kinematics
Lesson: 1
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Displacement
2) Average speed & velocity
3) Graphical representation of motion
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Nature of Quantities
Lesson: 2
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Scalar and vector quantities
2) Vector addition and subtraction
3) Vector triangles
4) Addition of vectors by calculation
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Kinematics
Lesson: 3
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Equation of motion for acceleration
2) Velocity-time graphs
3) Displacement from v-t graphs
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Dynamics & Statics
Lesson: 6
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Triangle of forces for a body in equilibrium
2) Experimental investigation into coplanar forces
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Dynamics & Statics
Lesson: 13
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Definition of pressure
2) Units of pressure (including base units)
3) Pressure in a fluid
4) Linking pressure with Archimedes' principle
5) Mathematical derivations of pressure and upthrust
6) Example problems
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Kinematics
Lesson: 4
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Equations of motion (SUVAT)
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Kinematics
Lesson: 5
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Equations of motion (SUVAT)
2) Motion under free fall
3) Problem-solving techniques
4) Acceleration due to gravity
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Dynamics & Statics
Lesson: 9
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Experimental application of the principle of moments
2) Determining the weight of a ruler
3) Determining an unknown weight
4) Using percentage difference and percentage uncertainty to comment on accuracy and precision
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Dynamics & Statics
Lesson: 10
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Full definition of the principle of moments (more detail than in Lesson 8)
2) Application of principle of moments to support problems
3) First and second condition of equilibrium
4) Definition of a couple
5) Calculating the torque of a couple
6) Lots of practice problems for equilibrium, including some very challenging ones as extension
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
Unit: Dynamics & Statics
Lesson: 11
This lesson is specifically linked to the OCR Physics A Specification, but should apply to most A Level Physics courses.
The lesson covers the following points:
1) Definition of density
2) Reading a vernier scale
3) Experimental determination of density (of a regular shape)
4) Calculations of density for cuboids
5) Calculations of density for spheres and cylinders
There are detailed teacher notes in the 'Notes' section of each slide, including answers where required.
My first unit of lessons (Physical Quantities & Units) is available free of charge for you to see the style I employ.
